“All my enemies are dead, so I have no one to gloat over.”
August 9, 2019 10:24 AM Subscribe
The Mystery of the Channeled Scablands. In the middle of eastern Washington stands what was once the largest waterfall in the world. It is three miles wide and 400 feet high—ten times the size of Niagara Falls. Today there is not so much as a trickle running over the cataract’s lip. What could have caused this landscape? It was a question hotly debated for several decades, and the answer was as surprising and dramatic as Dry Falls itself. So was the source of that answer: a high school science teacher named Harley Bretz.